Home / 6,377,587.38-8,795,656.01-5,388,998.38

Finding the Fourth Proportional to 6,377,587.38, 8,795,656.01 and 5,388,998.38

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Solution

The fourth proportional to 6,377,587.38, 8,795,656.01 and 5,388,998.38 is: 7,432,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377,587.38 : 8,795,656.01 = 5,388,998.38 : x
  2. Step 2: Convert to fraction form
    6,377,587.38/8,795,656.01 = 5,388,998.38/x
  3. Step 3: Cross multiply
    6,377,587.38x = 8,795,656.01 × 5,388,998.38
  4. Step 4: Simplify right side
    6,377,587.38x = 47,399,775,980,410.62
  5. Step 5: Solve for x
    x = 47,399,775,980,410.62/6,377,587.38
  6. Step 6: Final answer
    x = 7,432,242.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.